/*
 *  Copyright 2007 Blandware (http://www.blandware.com)
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.blandware.atleap.service.core;

import com.blandware.atleap.service.exception.UnknownVersionException;
import com.blandware.atleap.service.exception.BeanAlreadyExistsException;

/**
 * <p>Business Delegate (Proxy) Interface to handle DB upgrades in transactional
 * way.
 * </p>
 * <p><a href="UpgradeManager.java.html"><i>View source</i></a></p>
 *
 * @author Roman Puchkovskiy <a href="mailto:roman.puchkovskiy@blandware.com">
 *         &lt;roman.puchkovskiy@blandware.com&gt;</a>
 * @version : $Revision: 1.1 $ $Date: 2008/01/06 12:44:16 $
 */
public interface UpgradeManager extends BaseManager {
    /**
     * Upgrades a database wich was created under a specified version to current
     * version.
     *
     * @param fromVersion   version from which to upgrade
     * @throws com.blandware.atleap.service.exception.UnknownVersionException
     * if requested version is unknown
     * @throws com.blandware.atleap.service.exception.BeanAlreadyExistsException
     * if some bean already exists
     */
    public void upgradeDatabase(String fromVersion)
            throws UnknownVersionException, BeanAlreadyExistsException;
}
